Path Traversal in Cisco Sd-Wan Vmanage

CVE-2021-1259

A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to conduct path traversal attacks and obtain write access to sensitive files on an affected system. The vulnerability is due to insufficient validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request that contains directory traversal character sequences to an affected system. A successful exploit could allow the attacker to write arbitrary files on the affected system.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.019 (78.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-1259?
CVE-2021-1259 is a medium-severity vulnerability in Cisco Sd-Wan Vmanage, classified under Path Traversal. CVSS score: 6.5/10. Published 2021-01-20.
How severe is CVE-2021-1259?
Medium severity. CVSS v3 base score is 6.5 out of 10.